The play described below is provided for your review and discussion. The rulings given are based on NFHS rules. NCAA rulings may be different.
Team A starts the game with five players present although there are six players on the team roster. A-5 is injured and is unable to continue. Team A plays with four player for a couple of minutes. A-6, who is on the roster, shows up.
When can A-6 enter the game?